![]() I checked the spatial references, and they seem the same: both GCS_North_Amercian_1983 To be sure I even tried with only 1 river made of 2 points in the middle of my TIN, but still the same error message My nodes don't seem outside of the TIN. I saw someone else posted a similar problem. I tried a tutorial, and with those file everything works, but as soon as I use my TIN it doesn't work anymore. ![]() ![]() Then I created the River layer, and I digitized my river.īut when I try to do RAS Geometry / Stream Centerline attributes / topology, I have the error message "River node lies outside the terrain". ![]() dem, and I converted it in TIN with 3D Analyst Tools / Conversion / From Raster / Raster to TIN. ![]() I am working with ArcMap10 and HecGeoRas10.
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